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Is it possible for a unit test to assert that a method calls sys.exit()
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155
Yes. sys.exit raises SystemExit, so you can check it with assertRaises:
with self.assertRaises...
How to use MySQL DECIMAL?
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450
DOUBLE columns are not the same as DECIMAL columns, and you will get in trouble if you use DOUB...
What is the best way to do a substring in a batch file?
...however: Substrings are done using the :~start,length notation:
%var:~10,5%
will extract 5 characters from position 10 in the environment variable %var%.
NOTE: The index of the strings is zero based, so the first character is at position 0, the second at 1, etc.
To get substrings of argument v...
What's a redirect URI? how does it apply to iOS app for OAuth2.0?
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195
Read this:
http://www.quora.com/OAuth-2-0/How-does-OAuth-2-0-work
or an even simpler but quick...
jQuery: checking if the value of a field is null (empty)
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GuffaGuffa
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31
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Remove rows with all or some NAs (missing values) in data.frame
...only certain columns of the dataframe:
> final[complete.cases(final[ , 5:6]),]
gene hsap mmul mmus rnor cfam
2 ENSG00000199674 0 2 2 2 2
4 ENSG00000207604 0 NA NA 1 2
6 ENSG00000221312 0 1 2 3 2
Your solution can't work. If you insist on ...
Best way to find the intersection of multiple sets?
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465
From Python version 2.6 on you can use multiple arguments to set.intersection(), like
u = set.i...
How do you clone a BufferedImage
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KlarkKlark
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python pandas: apply a function with arguments to a series
...t;>> add_3 = functools.partial(operator.add,3)
>>> add_3(2)
5
>>> add_3(7)
10
You can also pass keyword arguments using partial.
Another way would be to create a lambda:
my_series.apply((lambda x: your_func(a,b,c,d,...,x)))
But I think using partial is better.
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How to prevent Browser cache for php site
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